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美国标准链条 ASTM80 STANDARD LINK CHAIN
1、PROOF COIL CHAIN ASTM80(G30)

TRADE SIZE

MATERIAL DIAMETER

WORKING LOAD LIMIT

PROOF TEST

BREAKINGFORCE MINMUM

MAX LENGTHPER 100LINKS

MAX WLIGHT PER 100FEET

IN
MM
LBS
KN
LBS
KN
LBS
KN
IN
M
LBS
KG
3/16
0.218
5.5
750
340
1500
6.7
3000
13.3
99
2.51
42
19
1/4
0.281
7.1
1250
570
2500
11.1
5000
22.2
104
2.61
76
34
5/16
0.343
8.7
1900
860
3800
16.9
7600
33.8
114
2.89
115
52
3/8
0.406
10.3
2650
1200
5300
23.6
10600
47.2
128
3.25
166
75
7/16
0.468
119.8
3500
1690
7000
31.3
1400
62.3
142
3.60
225
102
1/2
0.531
13.5
4500
2040
9000
40.0
18000
80.1
156
3.96
289
131
5/8
0.656
16.7
6900
3130
13800
61.4
27600
122.8
194
4.92
425
193
3/4
0.781
19.8
9750
4420
19500
86.7
39000
173.5
220
5.59
612
278
2、HIGH TEST ASTM80(G43)
TRADE SIZE
MATERIAL DIAMETER
WORKING LOAD LIMIT
PROOF TEST
BREAKING FORCE MINIMUM
MAX LENGTH PER 100LINKS
MAX WEIGHT PER 100FEEL
IN
MM
LBS
KG
LBS
KN
LBS
KN
IN
M
LBS
KG
1/4
0.281
7.1
2600
1180
4300
19.1
7750
34.5
98
2.49
84
38
5/16
0.343
8.7
3900
1770
6400
28.5
11600
51.6
110
2.79
120
54
3/8
0.406
10.3
5400
2450
8900
39.6
16200
72.1
134
3.40
176
80
7/16
0.468
11.9
7200
3260
11900
52.9
21500
95.6
140
3.55
230
104
1/2
0.531
13.5
9200
4170
15300
68.1
27600
122.8
150
4.06
300
136
3、TRANSPORI CHAIN ASTM80(G70)
TRADE SIZE
MATERIAL DIAMETER
WORKING LOAD LIMIT
PROOF TEST
BREAKING FORCE MINIMUM
MAX LENGTH PER 100LINKS
MAX WEIGHT PER 100FEEL
IN
MM
LBS
KG
LBS
KN
LBS
KN
IN
M
LBS
KG
1/4
0.281
7.1
3150
1430
6300
28.0
12600
56.1
98
2.49
84
38
5/16
0.343
8.7
4700
2130
9400
41.8
18800
83.6
110
2.79
120
54
3/8
0.406
10.3
6600
3000
13200
58.7
26400
117.4
134
3.40
176
80
1/2
0.531
13.5
11300
5130
22300
100.5
45200
201.1
160
4.06
300
136
 
美国标准链条 NACM84/90 STANDARD LINK CHAIN
1、PROOF COIL CHAIN NACM84/90(G30)
NORMINAL SIZE
MATERIAL DIAMETER
WORKING LOAD LIMIT
PROOF TEST (MIN)
BREAKING FORCE MIN
INSIDE LENGTH
INSIDE WIDTH
MM
IN
MM
IN
KG
LB
KN
LB
KN
LB
MM
IN
MM
IN
4.0
1/8
4.0
0.158
170
375
3.6
800
7.1
1600
23.9
0.94
6.4
0.25
5.5
3/16
5.5
0.217
365
600
7.2
1600
14.3
3200
24.8
0.98
7.7
0.30
7.0
1/4
7.0
0.276
560
1300
11.6
2600
23.1
5200
31.5
1.24
9.8
0.38
8.0
5/16
8.0
0.315
860
1900
15.1
3400
30.2
6800
32.8
1.29
11.2
0.44
10.0
3/8
10.0
0.394
1200
2650
23.6
5300
47.1
10600
35.0
1.38
14.0
0.55
13.0
1/2
13.0
0.512
2030
4500
39.8
8950
79.6
17900
45.5
1.79
18.2
0.72
16.0
5/8
16.0
0.630
3130
6900
60.3
13600
120.6
27200
56.0
2.20
20.0
0.79
20.0
3/4
20.0
0.787
4800
10600
94.3
21200
188.5
42400

70.0

2.76
25.0
0.98
22.0
7/8
22.0
0.866
5810
12800
114.1
25600
228.1
51200
77.0
3.03
27.5
1.08
25.0
1
26.0
1.020
8140
17900
159.1
35800
318.2
71600
90.9
3.58
31.7
1.25
2、HIGH TEST CHAIN NACM84/90(G43)
NORMINAL SIZE
MATERIAL DIAMETER
WORKING LOAD LIMIT
PROOF TEST (MIN)
BREAKING FORCE MIN
INSIDE LENGTH
INSIDE WIDTH
7.0
1/4
7.0
0.276
1180
2800
16.8
3750
33.1
7500
31.5
1.24
9.8
0.38
8.0
5/16
8.0
0.315
1770
3900
21.6
4900
43.2
9700
32.8
1.29
11.2
0.44
10.0
3/8
10.0
0.394
2450
5400
33.8
7600
67.6
15200
35.0
1.38
14.0
0.55
13.0
1/2
13.0
0.512
4170
9200
57.1
12900
114.2
25700
45.5
1.79
18.2
0.72
3、TRANSPORT CHAIN NACM84/90(G70)
NORMINAL SIZE
MATERIAL DIAMETER
WORKING LOAD LIMIT
PROOF TEST (MIN)
BREAKING FORCE MIN
INSIDE LENGTH
INSIDE WIDTH
7.0
1/4
7.0
0.276
1430
3150
27.0
6100
53.9
12100
31.5
1.24
9.8
0.38
8.7
5/16
8.7
0.343
2130
4700
41.6
9400
83.5
18800
33.5
1.32
12.2
0.48
10.0
3/8
10.0
0.349
2990
6600
55.0
12400
110.0
24700
35.0
1.38
14.0
0.55
13.0
1/2
13.0
0.512
5130
11300
92.9
20900
185.8
41800
45.5
1.79
18.2
0.72
 
美国标准链条 NACM96 STANDARD LINK CHAINN
1、PROOF COIL CHAIN NACM96(G30)
NORMINAL SIZE
MATERIAL DIAMETER
WORKING LOAD LIMIT
PROOF TEST (MIN)
BREAKING FORCE MIN
INSIDE LENGTH
INSIDE
WIDTH
MM
IN
MM
IN
KG
LB
KN
LB
KN
LB
MM
IN
MM
IN
4.0
1/8
4.0
0.158
180
400
3.6
800
7.2
1600
23.9
0.94
6.4
0.25
5.5
3/16
5.5
0.217
365
800
7.2
1500
14.4
3200
24.8
0.98
7.7
0.30
7.0
1/4
7.0
0.276
580
1300
11.6
2600
23.2
5200
31.5
1.24
9.8
0.38
6.0
5/16
8.4
0.331
860
1900
16.9
3800
33.8
7600
32.8
1.29
11.2
0.44
10.0
3/8
10.0
0.394
1200
2650
23.5
5300
47.2
10600
35.0
1.38
14.0
0.55
11.9
7/16
11.9
0.488
1680
3700
32.9
7400
65.8
14800
41.5
1.64
16.6
0.65
13.0
1/2
13.0
0.512
2030
4500
40.0
9000
80.0
18000
45.6
1.79
18.2
0.72
16.0
5/8
16.0
0.630
3130
6900
61.3
13800
122.8
27600
56.0
2.20
20.0
0.79
20.0
3/4
20.0
0.787
4800
10500
94.3
21200
188.6
42400
70.0
2.76
25.0
0.98
22.0
7/8
22.0
0.865
5810
12800
114.1
25600
228.2
51200
77.0
3.03
27.5
1.08
25.0
1
28.0
1.020
8140
17900
159.1
25800
318.2
71600
90.9
3.58
31.7
1.25
2、HIGH TEST CHAIN NACM96(G43)
NORMINAL SIZE
MATERIAL DIAMETER
WORKING LOAD LIMIT
PROOF TEST (MIN)
BREAKING FORCE MIN
INSIDE LENGTH
INSIDE
WIDTH
MM
IN
MM
IN
KG
LB
KN
LB
KN
LB
MM
IN
MM
IN
7.0
1/4
7.0
0.276
1180
2800
17.3
3900
34.6
7800
31.5
1.24
9.8
0.38
8.7
5/16
8.7
0.343
1770
3900
26.0
5850
52.0
11700
32.8
1.29
11.2
0.44
10.0
3/8
10.3
0.406
2450
5400
36.0
8100
72.0
16200
35.0
1.38
14.0
0.55
11.9
7/16
11.9
0.468
3270
7200
48.0
10800
96.0
21600
41.6
1.64
16.6
0.65
13.0
1/2
13.5
0.531
4170
9200
61.3
13800
122.6
27600
45.5
1.79
18.2
0.72
3、TRANSPORT CHAIN NACM96(G70)
NORMINAL SIZE
MATERIAL DIAMETER
WORKING LOAD LIMIT
PROOF TEST (MIN)
BREAKING FORCE MIN
INSIDE LENGTH
INSIDE
WIDTH
MM
IN
MM
IN
KG
LB
KN
LB
KN
LB
MM
IN
MM
IN
7.0
1/4
7.0
0.281
1430
3150
28.0
6300
56.0
12600
31.8
1.24
9.8
0.38
8.7
5/16
8.7
0.343
2130
4700
41.8
9400
83.6
18800
32.8
1.29
11.2
0.44
11.9
3/8
10.3
0.406
2990
6600
58.7
13200
117.4
26400
35.0
1.38
14.0
0.55
13.0
1/2
13.5
0.531
5130
11300
100.4
22600
200.8
45200
45.5
1.79
18.2
0.72
 
美国标准机制/穿心链
1、美标机制直型链条  NACM90 MACHINE CHAIN STRAIGHT LINK
TRADE SIZE
MATERIAL
DIAMETER
WORKING
LOAD(MAX)
PEOOF TEST
(MIN)
NOMINAL
INSIDE LENGTH
NOMINAL
INSIDE LENGTH
NIMINAL
INSIDE WIDTH
MM
NO
MM
IN
KG
LBS
KN
LBS
KN
LBS
MN
IN
MM
IN
3.0
4
3.0
0.120
98
215
1.91
430
3.82
860
14.0
0.55
5.3
0.21
3.4
3
3.4
0.135
122
270
2.40
540
4.80
1080
15.0
0.59
6.1
0.24
3.8
2
3.8
0.148
147
325
2.89
650
5.78
1300
15.5
0.61
6.6
0.26
4.1
1
4.1
0.162
177
390
3.47
780
6.93
1560
16.0
0.63
7.1
0.28
4.5
1/0
4.5
0.177
211
465
4.14
930
8.27
1860
18.8
0.74
7.9
0.31
4.9
2/0
4.9
0.192
247
545
4.85
1090
9.69
2180
19.8
0.78
8.6
0.34
5.3
3/0
5.3
0.207
288
635
5.65
1270
11.29
2540
21.6
0.85
9.1
0.36
5.5
4/0
5.5
0.218
318
700
6.23
1400
12.44
2800
25.1
0.99
9.6
0.38
6.4
5/0
6.4
0.250
420
925
8.23
1850
16.44
3700
27.2
1.07
11.2
0.44
2、美标盘绕直型链 NACM90 COIL CHAIN STRAIGHT LINK
TRADE SIZE
MATERIAL
DIAMETER
WORKING
LOAD(MAX)
PEOOF TEST
(MIN)
NOMINAL
INSIDE LENGTH
NOMINAL
INSIDE LENGTH
NIMINAL
INSIDE WIDTH
MM
NO
MM
IN
KG
LBS
KN
LBS
KN
LBS
MN
IN
MM
IN
3.0
4
3.0
0.120
93
205
1.82
410
3.64
820
28.1
1.11
5.32
0.21
3.4
3
3.4
0.135
116
255
2.27
510
4.53
1020
29.8
1.17
6.09
0.24
3.8
2
3.8
0.148
141
310
2.76
620
5.51
1240
29.8
1.18
6.59
0.26
4.1
1
4.1
0.162
168
370
3.29
740
6.58
1480
31.7
1.25
7.10
0.28
4.5
1/0
4.5
0.177
200
440
3.91
880
7.82
1760
31.7
1.25
7.86
0.31
4.9
2/0
4.9
0.192
236
520
4.63
1040
9.24
2080
31.9
1.26
8.62
0.34
5.3
3/0
5.3
0.207
274
605
5.38
1210
10.73
2420
32.9
1.30
9.13
0.36
5.5
4/0
5.5
0.218
304
670
5.96
1340
11.91
2680
35.2
1.39
9.64
0.38
6.4
5/0
6.4
0.250
399
880
7.83
1760
15.64
3520
38.5
1.52
11.20
0.44
3、美标标准穿心链 NACM90 PASSING LINK CHAINTV
TRADE SIZE
MATERIAL
DIAMETER
WORKING
LOAD(MAX)
PEOOF TEST
(MIN)
NOMINAL
INSIDE LENGTH
NOMINAL
INSIDE LENGTH
NIMINAL
INSIDE WIDTH
MM
NO
MM
IN
KG
LBS
KN
LBS
KN
LBS
MN
IN
MM
IN
4.9 2/0 4.9 0.192 204 450 4.00 900 8.01 1800 22.2 0.875 11.9 0.47
5.5 4/0 5.5 0.218 272 600 5.34 1200 10.68 2400 22.2 0.875 12.7 0.50
 

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